Home / 36,261.10-54,390.29-9,965.16

Finding the Fourth Proportional to 36,261.10, 54,390.29 and 9,965.16

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Solution

The fourth proportional to 36,261.10, 54,390.29 and 9,965.16 is: 14,947.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,261.10 : 54,390.29 = 9,965.16 : x
  2. Step 2: Convert to fraction form
    36,261.10/54,390.29 = 9,965.16/x
  3. Step 3: Cross multiply
    36,261.10x = 54,390.29 × 9,965.16
  4. Step 4: Simplify right side
    36,261.10x = 542,007,892.47
  5. Step 5: Solve for x
    x = 542,007,892.47/36,261.10
  6. Step 6: Final answer
    x = 14,947.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.